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TITLE:
04WebServer Directory Traversal Vulnerability

SECUNIA ADVISORY ID:
SA15230

VERIFY ADVISORY:
http://secunia.com/advisories/15230/

CRITICAL:
Less critical

IMPACT:
Security Bypass, Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
04WebServer 1.x
http://secunia.com/product/4234/

DESCRIPTION:
Dr_insane has discovered a vulnerability in 04WebServer, which can be
exploited by malicious people to gain knowledge of sensitive
information.

The vulnerability is caused due to an input validation error and can
be exploited to disclose the contents of files and folders one folder
outside the document root via directory traversal attacks.

The vulnerability has been confirmed in version 1.81. Other versions
may also be affected.

SOLUTION:
Filter malicious characters and character sequences in a proxy or
firewall with URL filtering capabilities.

Placing the document root on a separate drive letter.

PROVIDED AND/OR DISCOVERED BY:
Dr_insane

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About:
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vulnerabilities.

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Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


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